LandOfFree - US Patents - Listing for Cryptography

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Encryption/decryption apparatus with non-accessible table of key

Cryptography – Communication system using cryptography – Time segment interchange

Encryption/decryption apparatus, encryption/decryption...

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Encryption/decryption device, encryption/decryption method,...

Cryptography – Communication system using cryptography – Data stream/substitution enciphering

Encryption/decryption engine for multiple isochronous data...

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Encryption/decryption instruction set enhancement

Cryptography – Key management – Having particular key generator

Encryption/decryption method and authentication method using...

Cryptography – Key management – Having particular key generator

Encryption/decryption process and apparatus for a multichannel t

Cryptography – Key management – Having particular key generator

Encryption/decryption system

Cryptography – Video cryptography – Copy protection or prevention

Encryption/decryption system and key scheduler with variable...

Cryptography – Communication system using cryptography – Data stream/substitution enciphering

Encryption/decryption unit and storage medium

Cryptography – Communication system using cryptography – Data stream/substitution enciphering

Encryption/decryption unit and storage medium

Cryptography – Key management – Having particular key generator

Encrypton system for digital cellular communications

Cryptography – Communication system using cryptography – Wireless communication

End to end real-time encrypting process of a mobile commerce...

Cryptography – Key management

Ends-messaging protocol that recovers and has backward security

Cryptography – Key management – Key distribution

Engine, register and methods for the same

Cryptography – Key management – Having particular key generator

Enhanced ANSI X9.17 and FIPS 186 pseudorandom number...

Cryptography – Key management – Having particular key generator

Enhanced ANSI X9.17 pseudorandom number generators with...

Cryptography – Particular algorithmic function encoding

Enhanced block ciphers with data-dependent rotations

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Enhanced cryptographic system and method with key escrow feature